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Published: 01 February 2024
Fig. 24 Insufficient rotation will produce a mixed-metallurgical structure upon spray quenching of a single-shot austenitized part. More
Image
Published: 01 December 1998
Fig. 2 Composite of micrographs of 7075-T6 rod illustrating metallurgical structure directionality. 40× More
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003676
EISBN: 978-1-62708-182-5
... Abstract Stainless steels and nickel-base alloys are recognized for their resistance to general corrosion and other categories of corrosion. This article examines the effects of specific alloying elements, metallurgical structure, and mechanical conditioning on corrosion resistance...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003245
EISBN: 978-1-62708-199-3
... Abstract Proper sectioning of the surface to be examined is a very important step in preparing steel specimens. The first step in preventing damage to the metallurgical structure is to minimize the amount of sectioning that is done. This article discusses the various metallographic techniques...
Book Chapter

Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004038
EISBN: 978-1-62708-185-6
..., metallurgical structure, measurement details, and design parameters, with supplementary data obtained from the examples of actual forgings. bosses forging forging design grain flow ribs RIBS AND BOSSES are integral functional elements or features of a forging that project outward from a web...
Image
Published: 01 December 1998
Fig. 1 Composite of micrographs of flat-rolled 7075-T6 illustrating metallurgical structure directionality. 40× More
Image
Published: 01 December 2004
Fig. 35 Zr705 plate. (a) Transverse, parent metal. (b) Longitudinal, weld metal, attack polished, etchant procedure No. 5 ( Table 2 ), bright field. These photos show the presence of hydride platelets in the metallurgical structure. Original magnification: 200× More
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005286
EISBN: 978-1-62708-187-0
... of upsets and draws to assure thoroughly wrought metallurgical structures before performing final hand (open die) or die forging. The use of extruded stock from billet and plate from rolling ingot is also common. Round cross-sectional ingots for forging range in diameters up to 97 cm (38...
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006485
EISBN: 978-1-62708-207-5
... of upsets and draws to assure thoroughly wrought metallurgical structures before performing final hand (open die) or die forging. The use of extruded stock from billet and plate from rolling ingot is also common. Round cross-sectional ingots for forging range in diameters up to 97 cm (38...
Book Chapter

By Harvey R. Castner
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001474
EISBN: 978-1-62708-173-3
... are considered to be essential by most codes and standards. Welding Process A change of welding process will require requalification, because the process has a significant effect on the mechanical properties and metallurgical structure of the weld. Base Metal Changing from one type of base metal...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005557
EISBN: 978-1-62708-174-0
... and metallurgical structure of the weld. Base Metal Changing from one base-metal type or thickness to another can affect weldability as well as the metallurgical and mechanical properties of the weld. Changes in base metals also can cause differences in weld penetration and weld fusion characteristics...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003782
EISBN: 978-1-62708-177-1
... of nucleation sites leads to a Widmanstätten or basketweave structure in the matrix. Intermetallic compounds or second-phase particles of Zr-Fe, Zr-Cr, or Zr-Ni will form as small precipitates in the metal structure ( Ref 1 ). Beta quenching during the metallurgical processing will help to distribute...
Book Chapter

Series: ASM Handbook
Volume: 3
Publisher: ASM International
Published: 27 April 2016
DOI: 10.31399/asm.hb.v03.a0006292
EISBN: 978-1-62708-163-4
... tabulates the assorted structure types of metallurgical interest arranged according to Pearson symbol. It also provides information on crystal defects, explaining some significant ones, such as point defects, line defects, stacking faults, and twins. atom position crystal defects crystal structure...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006821
EISBN: 978-1-62708-329-4
... Abstract This article focuses on failure analyses of aircraft components from a metallurgical and materials engineering standpoint, which considers the interdependence of processing, structure, properties, and performance of materials. It discusses methodologies for conducting aircraft...
Book Chapter

Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003722
EISBN: 978-1-62708-177-1
... groups, and equivalent positions. The article presents a table of assorted structure types of metallurgical interest arranged according to the Pearson symbol. It also schematically illustrates atom positions, prototypes, structure symbols, space-group notations, and lattice parameters for some...
Book Chapter

By R.D. Granata
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003681
EISBN: 978-1-62708-182-5
... alloying versus chemically reacted, adhered, or physically bonded layers. However, surface structures are produced that differ significantly from those obtained by conventional metallurgical processes. This latter characteristic further distinguishes surface modification from other conventional processes...
Book Chapter

By Howard Kuhn
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003972
EISBN: 978-1-62708-185-6
... consolidation, casting, deformation, or machining processes, it may require further processing to meet the product design objectives. Improved mechanical properties may require thermal treatment to modify the metallurgical structure, meeting dimensional tolerances may require finish grinding, and surface...
Book Chapter

By W.R. Kanne, Jr.
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001367
EISBN: 978-1-62708-173-3
... from class 2 copper, which may be faced with a harder material such as copper-infiltrated tungsten carbide. Fixturing used to join two cylindrical parts consists of a pair of electrodes confined in an alignment sleeve ( Fig. 2 ). The metallurgical structure of the weld area is that of a hot-worked...
Book Chapter

By Junsheng Wang
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006503
EISBN: 978-1-62708-207-5
... and properties. This article focuses on the effects of alloying and the metallurgical factors on phase constituents, structure, and properties of aluminum alloys. Effects from different combinations of alloying elements are described in terms of relevant alloy phase diagrams. The article addresses the underlying...
Book Chapter

By C.T. Liu, J.O. Stiegler, F.H. (Sam) Froes
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001102
EISBN: 978-1-62708-162-7
... and metallurgical properties, material processing and fabrication, structural applications, mechanical behavior, environmental embrittlement, alloying effects, and crystal structure of aluminides of nickel, iron, titanium, and silicides. It describes the cleavage and intergranular fracture in trialuminides...